A randomized 25 question test from a pool of 761 questions, good luck!
In the protocol specifications of Modbus, there are only four types of registers that can be accessed by the master. Which of the answers below expresses the register size and permissions of an input status register?
A DCS collects a lot of data during the course of operating. Which of the terms below would best describe the database that contains the value of all the parameters and tags, as well as all the programming and the DCS configuration?
Data communication in a DCS takes the form of various net works. Which of the networks below are redundant networks for controller connections?
Ethernet has two common messaging types that are controller-to-controller defined in the application layer. Which of those messaging types can be described as only using multicast and peer-to-peer communication?
Parameter settings program the behavior of the function block. Which of the parameters below can be described as one that transmits data to another block?
Software for programming or configuration is an integral part of any HMI. Which of the interfaces below can be best described as having the ability to design the GUI, including configuring tags and introducing specialized scripting?
Which of the terms below can be best described as recommended commands to perform advanced configuration of devices?
There are several different network access methods available to wired Ethernet. Which of the methods below is the one used by wired Ethernet?
A defined area of geographical coverage is commonly called an area network. Which of the area networks below is the smallest in area covered?
There are numerous I/O modules that a typical DCS has access to. Which of the modules below is described as one that accommodates the HART devices point-to-point connection?
Which of the cables below is best used for the trunk cabling of the DeviceNet transmission system?
The limits of a OUT parameter status field has several different classifications. Which of the classifications below can be described as the indication of a parameter under the LRV?
Which of the error detection methods below best relates to an "effectiveness of 90%"?
Subnet masks in IPv4 are used to divide an existing network. A class B network with 2 nodes, one with an IP address of 128.0.0.1 and a mask of 255.255.0.0. Which of the answers below reflects the address the other node must have for the two nodes to communicate?
There are several fields in an Ethernet message frame structure. Which of the answers represent the total amount of fields in an Ethernet message frame?
There are many versions of Modbus, one of those is Modbus RTU. Which of the answers below correctly orders the components of the Modbus RTU frame?
Which of the terms below can be best described as a device with an invalid tag name tag name?
All the wired network components interact with ISO layers. Which of the answers below reflects the ISO layers that the bridge interacts with?
Which component of a wired Ethernet network has provisions for interfacing with the OSI model physical and data link layer?
SCADA control systems are similar to other control system, but the components for a SCADA system vary slightly. Which of the components below would be designed for smaller processes, therefore having limited scalability?
Of the problems below, which would be best solved by shielding on cables?
There are various subsystems within any HMI. Which of the tasks below would be the primary responsibility of the alarm subsystem?
Software for programming or configuration is an integral part of any HMI. Which of the interfaces below can be best described as where the bulk of the GUI applications are configured?
Each network layer for a DCS has it's own specialized equipment or software. Which of the layers below would make the I/O of a DCS and it's associated controllers communicate?
Which of the answers below best represents the additional requirements to allow protocol conversion?